{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:INYAF76CWAKPZZL3F7HKPYAE3T","short_pith_number":"pith:INYAF76C","canonical_record":{"source":{"id":"1704.05826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-04-19T17:08:18Z","cross_cats_sorted":[],"title_canon_sha256":"c3a77eac52f92425f0d0ecacc0bac052bb4372f853ba6662e65a9b2b13359bbf","abstract_canon_sha256":"702dce9eb9c2e262ad9ebfec4125a4d5e42ee695cb19f2d6c5bb4f57e5539a33"},"schema_version":"1.0"},"canonical_sha256":"437002ffc2b014fce57b2fcea7e004dcf7f3bdfc7108d6be31ec7a60c804c70e","source":{"kind":"arxiv","id":"1704.05826","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.05826","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"arxiv_version","alias_value":"1704.05826v1","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.05826","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"pith_short_12","alias_value":"INYAF76CWAKP","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"INYAF76CWAKPZZL3","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"INYAF76C","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:INYAF76CWAKPZZL3F7HKPYAE3T","target":"record","payload":{"canonical_record":{"source":{"id":"1704.05826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-04-19T17:08:18Z","cross_cats_sorted":[],"title_canon_sha256":"c3a77eac52f92425f0d0ecacc0bac052bb4372f853ba6662e65a9b2b13359bbf","abstract_canon_sha256":"702dce9eb9c2e262ad9ebfec4125a4d5e42ee695cb19f2d6c5bb4f57e5539a33"},"schema_version":"1.0"},"canonical_sha256":"437002ffc2b014fce57b2fcea7e004dcf7f3bdfc7108d6be31ec7a60c804c70e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:04.836246Z","signature_b64":"aw1Dh0evp7wJ6OqbANnFxezVRj3RSkIEF3btaXyZCjTr+jzvsNwvXwW5oIHwvERwp2QrQ84T5t5U31qL94/fDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"437002ffc2b014fce57b2fcea7e004dcf7f3bdfc7108d6be31ec7a60c804c70e","last_reissued_at":"2026-05-18T00:46:04.835796Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:04.835796Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.05826","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:46:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vVCqAxRe1IHybqWEORNCg+2P0wamZhF63flDhgImK9gciuVimc5sEnTPBdtxrvWc5y1tF+HBEKYyy3SVOQKYBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T18:12:32.149091Z"},"content_sha256":"aaeb0ed4c4528f1e9f429a42daafd64fe7c88545d5395848f81faf0efb9f95e7","schema_version":"1.0","event_id":"sha256:aaeb0ed4c4528f1e9f429a42daafd64fe7c88545d5395848f81faf0efb9f95e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:INYAF76CWAKPZZL3F7HKPYAE3T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-scale detection of hierarchical community architecture in structural and functional brain networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.NC","authors_text":"Arian Ashourvan, Danielle S. Bassett, Jean M. Vettel, Qawi K. Telesford, Timothy Verstynen","submitted_at":"2017-04-19T17:08:18Z","abstract_excerpt":"Community detection algorithms have been widely used to study the organization of complex systems like the brain. A principal appeal of these techniques is their ability to identify a partition of brain regions (or nodes) into communities, where nodes within a community are densely interconnected. In their simplest application, community detection algorithms are agnostic to the presence of community hierarchies, but a common characteristic of many neural systems is a nested hierarchy. To address this limitation, we exercise a multi-scale extension of a community detection technique known as mo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.05826","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:46:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9m/7tju143vxeZcpfhZ78PD0ybD554PaqO1gfKglrXlcyEkK7NAuxNMsx0RsWWB8JuZm8OoXj3OVe4HW+YKZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T18:12:32.149459Z"},"content_sha256":"79c9238c905d98672180711fa49535201fd4b3e064f2e616eefa02ab4f28d676","schema_version":"1.0","event_id":"sha256:79c9238c905d98672180711fa49535201fd4b3e064f2e616eefa02ab4f28d676"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/INYAF76CWAKPZZL3F7HKPYAE3T/bundle.json","state_url":"https://pith.science/pith/INYAF76CWAKPZZL3F7HKPYAE3T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/INYAF76CWAKPZZL3F7HKPYAE3T/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-04T18:12:32Z","links":{"resolver":"https://pith.science/pith/INYAF76CWAKPZZL3F7HKPYAE3T","bundle":"https://pith.science/pith/INYAF76CWAKPZZL3F7HKPYAE3T/bundle.json","state":"https://pith.science/pith/INYAF76CWAKPZZL3F7HKPYAE3T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/INYAF76CWAKPZZL3F7HKPYAE3T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:INYAF76CWAKPZZL3F7HKPYAE3T","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"702dce9eb9c2e262ad9ebfec4125a4d5e42ee695cb19f2d6c5bb4f57e5539a33","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-04-19T17:08:18Z","title_canon_sha256":"c3a77eac52f92425f0d0ecacc0bac052bb4372f853ba6662e65a9b2b13359bbf"},"schema_version":"1.0","source":{"id":"1704.05826","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.05826","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"arxiv_version","alias_value":"1704.05826v1","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.05826","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"pith_short_12","alias_value":"INYAF76CWAKP","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"INYAF76CWAKPZZL3","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"INYAF76C","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:79c9238c905d98672180711fa49535201fd4b3e064f2e616eefa02ab4f28d676","target":"graph","created_at":"2026-05-18T00:46:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Community detection algorithms have been widely used to study the organization of complex systems like the brain. A principal appeal of these techniques is their ability to identify a partition of brain regions (or nodes) into communities, where nodes within a community are densely interconnected. In their simplest application, community detection algorithms are agnostic to the presence of community hierarchies, but a common characteristic of many neural systems is a nested hierarchy. To address this limitation, we exercise a multi-scale extension of a community detection technique known as mo","authors_text":"Arian Ashourvan, Danielle S. Bassett, Jean M. Vettel, Qawi K. Telesford, Timothy Verstynen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-04-19T17:08:18Z","title":"Multi-scale detection of hierarchical community architecture in structural and functional brain networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.05826","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:aaeb0ed4c4528f1e9f429a42daafd64fe7c88545d5395848f81faf0efb9f95e7","target":"record","created_at":"2026-05-18T00:46:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"702dce9eb9c2e262ad9ebfec4125a4d5e42ee695cb19f2d6c5bb4f57e5539a33","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-04-19T17:08:18Z","title_canon_sha256":"c3a77eac52f92425f0d0ecacc0bac052bb4372f853ba6662e65a9b2b13359bbf"},"schema_version":"1.0","source":{"id":"1704.05826","kind":"arxiv","version":1}},"canonical_sha256":"437002ffc2b014fce57b2fcea7e004dcf7f3bdfc7108d6be31ec7a60c804c70e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"437002ffc2b014fce57b2fcea7e004dcf7f3bdfc7108d6be31ec7a60c804c70e","first_computed_at":"2026-05-18T00:46:04.835796Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:04.835796Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aw1Dh0evp7wJ6OqbANnFxezVRj3RSkIEF3btaXyZCjTr+jzvsNwvXwW5oIHwvERwp2QrQ84T5t5U31qL94/fDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:04.836246Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.05826","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aaeb0ed4c4528f1e9f429a42daafd64fe7c88545d5395848f81faf0efb9f95e7","sha256:79c9238c905d98672180711fa49535201fd4b3e064f2e616eefa02ab4f28d676"],"state_sha256":"ea967890730ab693c6226435bf681f3a6d49cdab1482f4bedaae85e70ddde118"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pHJ4QaorxS7t/fI4KYJNOQA/HX0k0KD2h2CUnx8cwfc7ejNKXnLzh34YaWMFYoLMKwPmhm3kgBo0fG3zJBH+CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T18:12:32.151379Z","bundle_sha256":"599e55059714243062d1bdddd8627a85671095b195e94825293e00ee42472f55"}}